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Consort Gao argues that the Emperor should take swift action while Concubine Xian proposes to let the famous doctor Ye Tianshi from Jiangnan diagnose and treat the fifth eldest brother.

When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley's fear of the dark leads to opportunity and conflict for Howard, Bernadette and Stuart.

While Conan suffers through the wedding of a former teacher, someone is plotting to poison the bride’s favorite drink! What diabolical mind is behind this act of evil?

Monica receives a tip from an admirer worth a small fortune then goes out with the guy. A hypnosis tape intended to assist Chandler to stop smoking has a rather strange side effect. Phoebe is upset when her 18-year-old half-brother, Frank Jr., makes a surprise announcement that he is getting married – to a woman more than twice his age.

While Kat struggles to keep her anxiety under control, she comes up with a plan to save the cafe; Max finally gets his big break; Carter struggles with his jealousy.

Claire tackles spring cleaning; Haley tries to distract Alex by taking her to a music festival.

he adults are Vegas-bound when Jay hooks them up with Excelsior Level hotel accommodations courtesy of one of his big clients, but after learning there’s an even higher level, Jay becomes obsessed with upgrading. Meanwhile, everyone’s sneaking around when Claire secretly hits the tables to win back money she lost years ago, Phil goes underground auditioning for a secret society of magicians, Cam ducks out of a spa day with Mitch to join their friend’s bachelor party shenanigans, and Gloria is determined to hide a female version of dog butler Barkley from Jay.

Claire and Cam bring in a third party (Wendi McLendon-Covey) when they reach an impasse on a landscaping decision; Phil teaches basic fix-it skills to the kids; Mitch helps Lily with a bully.